<template>
  <div class="login_container">
    <div class="login_box">
      <!-- 头像区域 -->
      <div class="avatar_box">
        <img src="../assets/logo.png" alt />
      </div>
      <!-- 表单登录区域 -->
      <el-form ref="loginformRef" :model="LoginForm" :rules="loginFormRules" class="form_box">
        <el-form-item prop="username">
          <el-input v-model="LoginForm.username" prefix-icon="iconfont icon-user"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input
            v-model="LoginForm.password"
            type="password"
            prefix-icon="iconfont icon-showpassword"
          ></el-input>
        </el-form-item>
        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
<script>
export default {
  data() {
    return {
      LoginForm: {
        username: "admin",
        password: "123456"
      },
      loginFormRules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          { min: 2, max: 7, message: "长度在 2 到 7 个字符", trigger: "blur" }
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          { min: 3, max: 18, message: "长度在 3 到 18 个字符", trigger: "blur" }
        ]
      }
    };
  },
  methods: {
    resetForm() {
     
      this.$refs.loginformRef.resetFields();
    },
    login() {
      this.$refs.loginformRef.validate(async flag => {
        if (flag) {
          const res = await this.$axios.post("login", this.LoginForm);
          if (res.data.meta.status != 200) {
            this.$message.error(res.data.meta.msg);
          } else {
            this.$message({
              message: "登录成功",
              type: "success"
            });

            window.sessionStorage.setItem("token", res.data.data.token);
            this.$router.push("home");
          }
        } else {
          console.log("表单不合法");
        }
      });
    }
  }
};
</script>
<style lang='less' scoped>
.login_container {
  height: 100%;
  background-color: #2b4b6b;
}
.login_box {
  background: #fff;
  border-radius: 3px;
  width: 450px;
  height: 300px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.avatar_box {
  width: 130px;
  height: 130px;
  border: 1px solid #eee;
  border-radius: 50%;
  padding: 10px;
  box-shadow: 0 0 10px #ddd;
  position: absolute;
  left: 50%;
  transform: translate(-50%, -40%);
  background: #fff;
  img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: #eee;
  }
}
.form_box {
  position: absolute;
  bottom: 0px;
  width: 100%;
  padding: 10px;
  box-sizing: border-box;
  .btns {
    display: flex;
    justify-content: flex-end;
  }
}
</style>
